diff --git a/db/migrate/20150707163251_add_reports_index_to_user_visits.rb b/db/migrate/20150707163251_add_reports_index_to_user_visits.rb
new file mode 100644
index 000000000..299bcb250
--- /dev/null
+++ b/db/migrate/20150707163251_add_reports_index_to_user_visits.rb
@@ -0,0 +1,9 @@
+class AddReportsIndexToUserVisits < ActiveRecord::Migration
+  def up
+    add_index :user_visits, [:visited_at, :mobile]
+  end
+
+  def down
+    remove_index :user_visits, [:visited_at, :mobile]
+  end
+end